D21H 19/24
Comprising macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated
Official title: comprising macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
D21H19/24 (Comprising macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated) appears on 474 US grants and 503 published applications in this corpus.
Search patents in D21H- Granted patents
- 474
- Published applications
- 503
- Assignees
- 327
- Inventors
- 1,473
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 6 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 7 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 11 | 0 |
| 1993 | 8 | 0 |
| 1994 | 5 | 0 |
| 1995 | 16 | 0 |
| 1996 | 11 | 0 |
| 1997 | 8 | 0 |
| 1998 | 14 | 0 |
| 1999 | 17 | 0 |
| 2000 | 19 | 0 |
| 2001 | 17 | 5 |
| 2002 | 14 | 10 |
| 2003 | 18 | 14 |
| 2004 | 11 | 19 |
| 2005 | 8 | 12 |
| 2006 | 5 | 13 |
| 2007 | 2 | 15 |
| 2008 | 8 | 22 |
| 2009 | 5 | 14 |
| 2010 | 6 | 15 |
| 2011 | 7 | 26 |
| 2012 | 9 | 16 |
| 2013 | 12 | 22 |
| 2014 | 15 | 13 |
| 2015 | 13 | 18 |
| 2016 | 6 | 25 |
| 2017 | 18 | 19 |
| 2018 | 14 | 21 |
| 2019 | 18 | 24 |
| 2020 | 11 | 25 |
| 2021 | 11 | 20 |
| 2022 | 19 | 22 |
| 2023 | 9 | 26 |
| 2024 | 7 | 34 |
| 2025 | 15 | 23 |
| 2026 | 14 | 30 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Aerosol-generating article comprising a wrapper11 Aug 2026US 12,702,153 B2Philip Morris Products S. A.
- Biopolymer composition and its use as a powder coating11 Aug 2026US 12,703,947 B2Brightplus Oy
- Compostable packaging material7 Jul 2026US 12,674,281 B2Neenah Gessner GmbH
- Multi-layer flexible packaging material19 May 2026US 12,630,346 B2Societe des Produits Nestle S. A.
- Cellulosic structures for high barrier applications19 May 2026US 12,630,979 B2WestRock MWV, LLC
- Compostable packaging material1 Oct 2026US 2026/0297854 A1Neenah Gessner GmbH
- Silane compound-contained coating liquid composition24 Sep 2026US 2026/0286178 A1
- Oxygen barrier material24 Sep 2026US 2026/0286611 A1Upm-Kymmene Corporation
- A paperboard structure comprising a barrier coating layer24 Sep 2026US 2026/0286612 A1Metsä Board Oyj
- Polymer coated paper and paperboard27 Aug 2026US 2026/0250054 A1Stora Enso OYJ
Most cited
By later US patents
- Paper having a melt-stable lactide polymer coating and process for manufacture thereof244US 5,475,080 ACargill, Incorporated · 1995
- Melt-stable amorphous lactide polymer film and process for manufacturing thereof217US 5,484,881 ACargill, Incorporated · 1996
- Melt-stable semi-crystalline lactide polymer film and process for manufacture thereof191US 5,536,807 ACargill, Incorporated · 1996
- Radiation curable silicone release compositions111US 4,201,808 AUnion Carbide Corporation · 1980
- Internally-coated porous webs with controlled positioning of modifiers therein102US 5,869,172 ANextec Applications, Inc. · 1999